# ASF converter > Convert ASF files to MP4, MP3, WebP, MOV and more. Free, fast and private — most conversions run right in your browser. ASF is Microsoft's streaming container behind WMV and WMA files. URL: https://www.converterrr.com/asf-converter - Advanced Systems Format (ASF), video format. [Video converter](https://www.converterrr.com/video-converter). - Converts to 40 formats, 39 of them in the browser; 24 formats convert to ASF. ## About the ASF format ASF is Microsoft's streaming container behind WMV and WMA files. | | ASF | | --- | --- | | Full name | Advanced Systems Format | | Type | Video | | Extensions | .asf | | MIME type | video/x-ms-asf | | Best for | legacy Windows Media streams | | Properties | legacy format | ## Convert ASF to… (40) - [ASF to MP4](https://www.converterrr.com/asf-to-mp4) (in the browser) - [ASF to MP3](https://www.converterrr.com/asf-to-mp3) (in the browser) - [ASF to WebP](https://www.converterrr.com/asf-to-webp) (in the browser) - [ASF to MOV](https://www.converterrr.com/asf-to-mov) (in the browser) - [ASF to GIF](https://www.converterrr.com/asf-to-gif) (in the browser) - [ASF to WAV](https://www.converterrr.com/asf-to-wav) (in the browser) - [ASF to WebM](https://www.converterrr.com/asf-to-webm) (in the browser) - [ASF to MKV](https://www.converterrr.com/asf-to-mkv) (in the browser) - [ASF to M4A](https://www.converterrr.com/asf-to-m4a) (in the browser) - [ASF to AVI](https://www.converterrr.com/asf-to-avi) (in the browser) - [ASF to FLAC](https://www.converterrr.com/asf-to-flac) (in the browser) - [ASF to AAC](https://www.converterrr.com/asf-to-aac) (in the browser) - [ASF to OGG](https://www.converterrr.com/asf-to-ogg) (in the browser) - [ASF to WMV](https://www.converterrr.com/asf-to-wmv) (in the browser) - [ASF to Opus](https://www.converterrr.com/asf-to-opus) (in the browser) - [ASF to FLV](https://www.converterrr.com/asf-to-flv) (in the browser) - [ASF to M4V](https://www.converterrr.com/asf-to-m4v) (in the browser) - [ASF to MPEG](https://www.converterrr.com/asf-to-mpeg) (in the browser) - [ASF to 3GP](https://www.converterrr.com/asf-to-3gp) (in the browser) - [ASF to WMA](https://www.converterrr.com/asf-to-wma) (in the browser) - [ASF to MPG](https://www.converterrr.com/asf-to-mpg) (in the browser) - [ASF to TS](https://www.converterrr.com/asf-to-ts) (in the browser) - [ASF to AIFF](https://www.converterrr.com/asf-to-aiff) (in the browser) - [ASF to AMR](https://www.converterrr.com/asf-to-amr) (cloud) - [ASF to VOB](https://www.converterrr.com/asf-to-vob) (in the browser) - [ASF to M4B](https://www.converterrr.com/asf-to-m4b) (in the browser) - [ASF to AC3](https://www.converterrr.com/asf-to-ac3) (in the browser) - [ASF to APNG](https://www.converterrr.com/asf-to-apng) (in the browser) - [ASF to OGV](https://www.converterrr.com/asf-to-ogv) (in the browser) - [ASF to MXF](https://www.converterrr.com/asf-to-mxf) (in the browser) - [ASF to DivX](https://www.converterrr.com/asf-to-divx) (in the browser) - [ASF to 3G2](https://www.converterrr.com/asf-to-3g2) (in the browser) - [ASF to MP2](https://www.converterrr.com/asf-to-mp2) (in the browser) - [ASF to WEBA](https://www.converterrr.com/asf-to-weba) (in the browser) - [ASF to F4V](https://www.converterrr.com/asf-to-f4v) (in the browser) - [ASF to OGA](https://www.converterrr.com/asf-to-oga) (in the browser) - [ASF to MKA](https://www.converterrr.com/asf-to-mka) (in the browser) - [ASF to WV](https://www.converterrr.com/asf-to-wv) (in the browser) - [ASF to AU](https://www.converterrr.com/asf-to-au) (in the browser) - [ASF to TTA](https://www.converterrr.com/asf-to-tta) (in the browser) ## Convert to ASF from… (24) - [MP4 to ASF](https://www.converterrr.com/mp4-to-asf) (in the browser) - [MOV to ASF](https://www.converterrr.com/mov-to-asf) (in the browser) - [GIF to ASF](https://www.converterrr.com/gif-to-asf) (in the browser) - [WebM to ASF](https://www.converterrr.com/webm-to-asf) (in the browser) - [MKV to ASF](https://www.converterrr.com/mkv-to-asf) (in the browser) - [AVI to ASF](https://www.converterrr.com/avi-to-asf) (in the browser) - [WMV to ASF](https://www.converterrr.com/wmv-to-asf) (in the browser) - [FLV to ASF](https://www.converterrr.com/flv-to-asf) (in the browser) - [M4V to ASF](https://www.converterrr.com/m4v-to-asf) (in the browser) - [MPEG to ASF](https://www.converterrr.com/mpeg-to-asf) (in the browser) - [3GP to ASF](https://www.converterrr.com/3gp-to-asf) (in the browser) - [MPG to ASF](https://www.converterrr.com/mpg-to-asf) (in the browser) - [TS to ASF](https://www.converterrr.com/ts-to-asf) (in the browser) - [MTS to ASF](https://www.converterrr.com/mts-to-asf) (in the browser) - [VOB to ASF](https://www.converterrr.com/vob-to-asf) (in the browser) - [M2TS to ASF](https://www.converterrr.com/m2ts-to-asf) (in the browser) - [APNG to ASF](https://www.converterrr.com/apng-to-asf) (in the browser) - [OGV to ASF](https://www.converterrr.com/ogv-to-asf) (in the browser) - [MXF to ASF](https://www.converterrr.com/mxf-to-asf) (in the browser) - [DivX to ASF](https://www.converterrr.com/divx-to-asf) (in the browser) - [3G2 to ASF](https://www.converterrr.com/3g2-to-asf) (in the browser) - [RM to ASF](https://www.converterrr.com/rm-to-asf) (cloud) - [RMVB to ASF](https://www.converterrr.com/rmvb-to-asf) (cloud) - [F4V to ASF](https://www.converterrr.com/f4v-to-asf) (in the browser) ## About the ASF format: frequently asked questions ### What is an ASF file? ASF is Microsoft's streaming container behind WMV and WMA files. It's commonly used for legacy Windows Media streams. ### How do I open an ASF file? If your app can't open ASF, convert it to a widely supported format like MP4 with the converter above. ### What can I convert ASF to? 40 formats, including MP4, MP3, WebP, MOV, GIF, WAV. ### What can be converted to ASF? 24 formats can be converted to ASF, including MP4, MOV, GIF, WebM, MKV, AVI. ### What is the MIME type of ASF? ASF files use the MIME type video/x-ms-asf and the extension .asf.